Home / 11,533.13-17,266.02-8,770.62

Finding the Fourth Proportional to 11,533.13, 17,266.02 and 8,770.62

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Solution

The fourth proportional to 11,533.13, 17,266.02 and 8,770.62 is: 13,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.13 : 17,266.02 = 8,770.62 : x
  2. Step 2: Convert to fraction form
    11,533.13/17,266.02 = 8,770.62/x
  3. Step 3: Cross multiply
    11,533.13x = 17,266.02 × 8,770.62
  4. Step 4: Simplify right side
    11,533.13x = 151,433,700.33
  5. Step 5: Solve for x
    x = 151,433,700.33/11,533.13
  6. Step 6: Final answer
    x = 13,130.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.